public static PersonInfo1 GetSingle(int id, out string errorMessage)
{
errorMessage = null;
PersonInfo1 perdonInfo = null;
try
{
string sqlQuery = "SELECT FirstName," +
"LastName," +
"Gender," +
"DateOfBirth," +
"Phone," +
"[Address]," +
"Town," +
"PostCode," +
"Country," +
"IsCloseFriend " +
"FROM PersonInfo1 WHERE Id = " + id.ToString();
SqlConnection conn = new SqlConnection(connectionString);
SqlCommand com = new SqlCommand(sqlQuery, conn);
conn.Open();
SqlDataReader reader = com.ExecuteReader();
reader.Read();
perdonInfo = new PersonInfo1(id,
reader["FirstName"].ToString(),
reader["LastName"].ToString(),
reader["Gender"].ToString(),
reader["DateOfBirth"].ToString(),
reader["Phone"].ToString(),
reader["Address"].ToString(),
reader["Town"].ToString(),
reader["PostCode"].ToString(),
reader["Country"].ToString(),
bool.Parse(reader["IsCloseFriend"].ToString()));
conn.Close();
}
catch (Exception e)
{
errorMessage = string.Format("Error! An exception happened: {0}", e.Message);
return(null);
}
return(perdonInfo);
}
public static void Update(PersonInfo1 person, out string errorMessage)
{
errorMessage = null;
try
{
string sqlQuery = string.Format("UPDATE PersonInfo1 " +
"SET FirstName = '{0}'," +
"LastName = '{1}'," +
"Gender = '{2}'," +
"DateOfBirth = '{3}'," +
"Phone = '{4}'," +
"Address = '{5}'," +
"Town = '{6}'," +
"PostCode = '{7}'," +
"Country = '{8}'," +
"IsCloseFriend = {9} WHERE Id = {10}",
person.FirstName,
person.LastName,
person.Gender,
person.DateOfBirth,
string.IsNullOrEmpty(person.Phone) ? "" : person.Phone,
string.IsNullOrEmpty(person.Address) ? "" : person.Address,
string.IsNullOrEmpty(person.Town) ? "" : person.Town,
string.IsNullOrEmpty(person.PostCode) ? "" : person.PostCode,
person.Country,
person.IsCloseFriend ? 1 : 0,
person.Id);
SqlConnection conn = new SqlConnection(connectionString);
SqlCommand com = new SqlCommand(sqlQuery, conn);
conn.Open();
com.ExecuteNonQuery();
conn.Close();
}
catch (Exception e)
{
errorMessage = string.Format("Error! An exception happened: {0}", e.Message);
return;
}
}
public static int Add(PersonInfo1 person, out string errorMessage)
{
errorMessage = null;
int id;
try
{
string sqlQuery = string.Format("INSERT INTO PersonInfo1 (FirstName, LastName, Gender, DateOfBirth, Phone, [Address], Town, PostCode, Country, IsCloseFriend) " +
"VALUES('{0}', '{1}', '{2}', '{3}', '{4}', '{5}', '{6}', '{7}', '{8}', {9}) SELECT TOP 1 Id FROM PersonInfo1 ORDER BY Id desc",
person.FirstName,
person.LastName,
person.Gender,
person.DateOfBirth,
string.IsNullOrEmpty(person.Phone) ? "" : person.Phone,
string.IsNullOrEmpty(person.Address) ? "" : person.Address,
string.IsNullOrEmpty(person.Town) ? "" : person.Town,
string.IsNullOrEmpty(person.PostCode) ? "" : person.PostCode,
person.Country,
person.IsCloseFriend ? 1 : 0);
SqlConnection conn = new SqlConnection(connectionString);
SqlCommand com = new SqlCommand(sqlQuery, conn);
conn.Open();
id = (int)com.ExecuteScalar();
conn.Close();
}
catch (Exception e)
{
errorMessage = string.Format("Error! An exception happened: {0}", e.Message);
return(-1);
}
return(id);
}
